Hi Lew, 70 look like a big Chaff cutter and 75 is a hay baler/press. Patrick M Livingstone Leichhardt NSW http://www.oldengine.org/members/pml/Index.html -----Original Message----- Neat pix! I'm curious tho what the machines are in 070 & 075. 075 maybe a hay press? Lew near Waco, TX USA